<http://schema.org/target>
"http://www.lan-shop.cz/vyhledavani?show_id={search_term_string}"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.lan-shop.cz/canon-1910b011aa-ef-16-35mm-f-28-l-ii-usm-173319>